/Engine/Source/Runtime/AIModule/Classes/BehaviorTree/BTNode.h
node instance if bCreateNodeInstance was set
[UBTNode](API\Runtime\AIModule\BehaviorTree\UBTNode) * GetNodeInstance ( const [UBehaviorTreeComponent](API\Runtime\AIModule\BehaviorTree\UBehaviorTreeComponent) & OwnerComp, uint8 * NodeMemory ) const